14 C, 26 14 14 26 Al/7 3 14 26 26 36 3. COSMIC RAY ENVIRONMENT 14 14 26 14 14 14 et al. 1994, Michel etal. 3 3 14 14 14 26 26 26 26 26 Al/6. DISCUSSION 26 Al/26 Al/1.89 x 10-3 26 Al/26 Al/26 14 14 14 26 Al/Britt, D. T., Consol-magno G. J., Science 319, 1331-1332. doi: 10.1126/science. 319.5868. 1331 Kneller, J. P., Phillips, J. R., and + 2 +